From d1a08c88c09a3f5862287573ce41f407085e805c Mon Sep 17 00:00:00 2001
From: Vladimir <sleuths.slews0s@icloud.com>
Date: Thu, 3 Aug 2023 09:44:43 +0200
Subject: [PATCH] fix: reduce the memory consumption when running
 --experimental-vm-threads (#3872)

---
 packages/vitest/src/node/config.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vitest/src/node/config.ts b/packages/vitest/src/node/config.ts
index b5ea7d19cd19..7fd5f78069fa 100644
--- a/packages/vitest/src/node/config.ts
+++ b/packages/vitest/src/node/config.ts
@@ -215,7 +215,7 @@ export function resolveConfig(
 
   resolved.experimentalVmWorkerMemoryLimit = stringToBytes(
     getWorkerMemoryLimit(resolved),
-    totalmem(),
+    resolved.watch ? totalmem() / 2 : totalmem(),
   )
 
   if (options.resolveSnapshotPath)